{"id":"https://openalex.org/W2159245709","doi":"https://doi.org/10.1109/glocom.2003.1258253","title":"Preamble Design for Channel Estimation in MIMO-OFDM Systems","display_name":"Preamble Design for Channel Estimation in MIMO-OFDM Systems","publication_year":2004,"publication_date":"2004-07-08","ids":{"openalex":"https://openalex.org/W2159245709","doi":"https://doi.org/10.1109/glocom.2003.1258253","mag":"2159245709"},"language":"en","primary_location":{"id":"doi:10.1109/glocom.2003.1258253","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2003.1258253","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"GLOBECOM '03. IEEE Global Telecommunications Conference (IEEE Cat. No.03CH37489)","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5003738785","display_name":"Changho Suh","orcid":"https://orcid.org/0000-0002-3101-4291"},"institutions":[{"id":"https://openalex.org/I2250650973","display_name":"Samsung (South Korea)","ror":"https://ror.org/04w3jy968","country_code":"KR","type":"company","lineage":["https://openalex.org/I2250650973"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Changho Suh","raw_affiliation_strings":["Samsung Electronics Company Limited, Suwon, South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Samsung Electronics Company Limited, Suwon, South Korea","institution_ids":["https://openalex.org/I2250650973"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113787676","display_name":"Chan-Soo Hwang","orcid":null},"institutions":[{"id":"https://openalex.org/I2250650973","display_name":"Samsung (South Korea)","ror":"https://ror.org/04w3jy968","country_code":"KR","type":"company","lineage":["https://openalex.org/I2250650973"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Chan-Soo Hwang","raw_affiliation_strings":["I-Networking Laboratory, Samsung AIT, Suwon, South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"I-Networking Laboratory, Samsung AIT, Suwon, South Korea","institution_ids":["https://openalex.org/I2250650973"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5083823374","display_name":"Hokyu Choi","orcid":null},"institutions":[{"id":"https://openalex.org/I2250650973","display_name":"Samsung (South Korea)","ror":"https://ror.org/04w3jy968","country_code":"KR","type":"company","lineage":["https://openalex.org/I2250650973"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Hokyu Choi","raw_affiliation_strings":["Samsung Electronics Company Limited, Suwon, South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Samsung Electronics Company Limited, Suwon, South Korea","institution_ids":["https://openalex.org/I2250650973"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.6953,"has_fulltext":false,"cited_by_count":21,"citation_normalized_percentile":{"value":0.85162075,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"1","issue":null,"first_page":"317","last_page":"321"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10125","display_name":"Advanced Wireless Communication Techniques","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10125","display_name":"Advanced Wireless Communication Techniques","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11873","display_name":"PAPR reduction in OFDM","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10575","display_name":"Wireless Communication Networks Research","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/preamble","display_name":"Preamble","score":0.8098656535148621},{"id":"https://openalex.org/keywords/orthogonality","display_name":"Orthogonality","score":0.794624924659729},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.7643667459487915},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.6259872913360596},{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.5979181528091431},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5801434516906738},{"id":"https://openalex.org/keywords/null","display_name":"Null (SQL)","score":0.5635569095611572},{"id":"https://openalex.org/keywords/mimo-ofdm","display_name":"MIMO-OFDM","score":0.5385763049125671},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5333036780357361},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.5169610381126404},{"id":"https://openalex.org/keywords/mean-squared-error","display_name":"Mean squared error","score":0.4540761709213257},{"id":"https://openalex.org/keywords/minimum-mean-square-error","display_name":"Minimum mean square error","score":0.42193907499313354},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.3490179777145386},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.2884680926799774},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2224915325641632},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.06989932060241699}],"concepts":[{"id":"https://openalex.org/C2780691134","wikidata":"https://www.wikidata.org/wiki/Q1129448","display_name":"Preamble","level":3,"score":0.8098656535148621},{"id":"https://openalex.org/C17137986","wikidata":"https://www.wikidata.org/wiki/Q215067","display_name":"Orthogonality","level":2,"score":0.794624924659729},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.7643667459487915},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.6259872913360596},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.5979181528091431},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5801434516906738},{"id":"https://openalex.org/C203763787","wikidata":"https://www.wikidata.org/wiki/Q371029","display_name":"Null (SQL)","level":2,"score":0.5635569095611572},{"id":"https://openalex.org/C130946814","wikidata":"https://www.wikidata.org/wiki/Q5988271","display_name":"MIMO-OFDM","level":4,"score":0.5385763049125671},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5333036780357361},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.5169610381126404},{"id":"https://openalex.org/C139945424","wikidata":"https://www.wikidata.org/wiki/Q1940696","display_name":"Mean squared error","level":2,"score":0.4540761709213257},{"id":"https://openalex.org/C90652560","wikidata":"https://www.wikidata.org/wiki/Q11091747","display_name":"Minimum mean square error","level":3,"score":0.42193907499313354},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.3490179777145386},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.2884680926799774},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2224915325641632},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.06989932060241699},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/glocom.2003.1258253","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2003.1258253","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"GLOBECOM '03. IEEE Global Telecommunications Conference (IEEE Cat. No.03CH37489)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.49000000953674316,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":8,"referenced_works":["https://openalex.org/W2038838181","https://openalex.org/W2103042998","https://openalex.org/W2144366564","https://openalex.org/W2160784565","https://openalex.org/W2167466178","https://openalex.org/W2294688254","https://openalex.org/W2798949726","https://openalex.org/W6750685248"],"related_works":["https://openalex.org/W2369766703","https://openalex.org/W3204754495","https://openalex.org/W2392460115","https://openalex.org/W2391859761","https://openalex.org/W203335141","https://openalex.org/W2800943838","https://openalex.org/W2893442187","https://openalex.org/W2102394268","https://openalex.org/W2382010743","https://openalex.org/W2412068431"],"abstract_inverted_index":{"A":[0],"maximum-likelihood":[1],"(ML)":[2],"channel":[3,35,96,163],"estimation":[4,152],"and":[5,30,81,159],"preamble":[6,79,117],"design":[7,63],"rules":[8,64],"for":[9,116],"the":[10,38,44,47,54,60,69,76,82,85,92,99,109,119,141,144,154],"multiple-input-multiple-output":[11],"(MIMO)":[12],"channels":[13],"are":[14,65,131,164],"described":[15],"when":[16,153],"orthogonal":[17],"frequency":[18],"division":[19],"multiplexing":[20],"(OFDM)":[21],"is":[22,41,89],"employed":[23],"with":[24],"null":[25,132,157],"subcarriers":[26,88,133,158],"at":[27,134],"both":[28],"DC":[29],"high":[31,135],"frequencies.":[32,136],"The":[33],"ML":[34,151],"estimator":[36],"in":[37],"time":[39],"domain":[40],"derived":[42],"assuming":[43],"knowledge":[45],"of":[46,50,59,71,87,95,101,111,143,149,156,162],"maximum":[48,93,160],"length":[49,94,161],"channel.":[51],"To":[52],"reduce":[53],"mean":[55],"square":[56],"error":[57],"(MSE)":[58],"estimation,":[61],"three":[62],"proposed:":[66],"orthogonality":[67,74],"between":[68,75],"preambles":[70],"different":[72],"antennas,":[73],"circular":[77],"shifted":[78],"sequences,":[80],"condition":[83],"that":[84,108,140,148],"number":[86,100,155],"larger":[90],"than":[91],"multiplied":[97],"by":[98,126],"transmit":[102],"antennas.":[103],"In":[104],"addition,":[105],"we":[106],"prove":[107],"use":[110],"Golay":[112],"complementary":[113],"sequence":[114],"(GCS)":[115],"limits":[118],"peak":[120],"to":[121],"average":[122],"power":[123],"ratio":[124],"(PAPR)":[125],"3":[127],"dB":[128],"although":[129],"there":[130],"Numerical":[137],"results":[138],"show":[139],"MSE":[142],"proposed":[145],"method":[146],"approaches":[147],"optimum":[150],"small.":[165]},"counts_by_year":[{"year":2019,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
